Home / 19,686,634.73-29,531,371.03-7,556,098.20

Finding the Fourth Proportional to 19,686,634.73, 29,531,371.03 and 7,556,098.20

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Solution

The fourth proportional to 19,686,634.73, 29,531,371.03 and 7,556,098.20 is: 11,334,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686,634.73 : 29,531,371.03 = 7,556,098.20 : x
  2. Step 2: Convert to fraction form
    19,686,634.73/29,531,371.03 = 7,556,098.20/x
  3. Step 3: Cross multiply
    19,686,634.73x = 29,531,371.03 × 7,556,098.20
  4. Step 4: Simplify right side
    19,686,634.73x = 223,141,939,464,424.91
  5. Step 5: Solve for x
    x = 223,141,939,464,424.91/19,686,634.73
  6. Step 6: Final answer
    x = 11,334,691.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.